document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=613575>Question 613575</A>: <I><SPAN STYLE=\"word-break: break-all;\"> In four  years Ben will be three times as old as he was 12 years ago. How old is he now? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #386078 by </B><A HREF=/tutors/aboutme.mpl?userid=lwsshak3><B>lwsshak3(11628)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=lwsshak3><IMG SRC=http://www.algebra.com/images/aboutme-small.gif BORDER=0 alt=\"About Me\" VALIGN=MIDDLE></A>&nbsp;<IMG SRC=http://www.algebra.com/images/nopicture.jpg><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=386078\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> In four years Ben will be three times as old as he was 12 years ago. How old is he now?<BR>\n" );
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document.write( "let x=Ben's age now<BR>\n" );
document.write( "x+4 =Ben's age in 4 years<BR>\n" );
document.write( "x-12=Ben's age 12 years ago<BR>\n" );
document.write( "..<BR>\n" );
document.write( "x+4=3(x-12)<BR>\n" );
document.write( "x+4=3x-36<BR>\n" );
document.write( "2x=40<BR>\n" );
document.write( "x=20<BR>\n" );
document.write( "ans:<BR>\n" );
document.write( "Ben's age now=20<BR>\n" );
document.write( " </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );